Top 10 Dysfunctional Onscreen Families That Are Worse Than Yours

"The Big Wedding" will soon hit theaters with an all-star cast that includes Robert De Niro, Susan Sarandon, Katherine Heigl and Topher Grace. The movie centers around a divorced couple who have to present a united front at their adopted son's wedding and pretend that they are still married. Talk about dysfunctional! What other crazy families made the list of the top 10 dysfunctional onscreen families?